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Transcription and Regulation

Transcription and Regulation
Transcription factors are

TATA boxes
proteins which bind to DNA and regulate transcription
promoters
CATT boxes

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Transcription and Regulation
Transcription begins

downstream from the start codon
none of these
upstream from the start codon
at the start codon

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Transcription and Regulation
Upstream regions which are essential for correct transcription are called

start codons
transcription factors
enhancers
promoters

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Transcription and Regulation
Which of the following is necessary for transcription to occur?

RNA polymerase
DNA polymerase
Both DNA & RNA polymerase
DNA molecule

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Transcription and Regulation
The closed complex at bacterial promoters is

not affected by promoter mutations
bound more tightly when repressors are present
not affected by activator proteins
in equilibrium with free RNA polymerase and the promoter

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Transcription and Regulation
The complex of RNA polymerase, DNA template and new RNA transcript is called

none of these
transcription bubble
replication bubble
a translation bubble

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